Doubling your money: The 'rule of 72'

April 25, 2015 1:30 PM

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How long does it take to double your money? You likely can have twice as much wealth in 10 years, if you invest it in stocks, or 72 years if it goes into a savings account. It pays to understand the math.

Everyone says you should invest because you'll grow your money, but let's back up a second and look at how it really works.